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BMW E46 Engine Electrical Parts

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Oxygen Sensor - Front Manifold

ES#261729 - 11787514926 - Oxygen Sensor - Front Manifold - Located in the rear position of the exhaust manifold - Bosch - BMW

Located in the rear position of the exhaust manifold 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 03/2003

Brand:
Bosch - Corporate Logo
ES#:
261729
Mfg#:
11787514926
In Stock at Vendor
$157.99

This product was last offered at the strikethrough price on
04-09-2026

$152.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#29429 - 12311713491 - Voltage Regulator - Genuine BMW - BMW

Bosch

Brand:
Genuine BMW - Corporate Logo
ES#:
29429
Mfg#:
12311713491
Ships in 4 Business Days
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$643.99

This product was last offered at the strikethrough price on
07-22-2026

$606.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTEK PRO25SE

ES#4492945 - 40-327 - CTEK PRO25SE - The PRO25SE is an innovative, versatile, and highly efficient 25A battery charger and power supply. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The PRO25SE is an innovative, versatile, and highly efficient 25A battery charger and power supply.

Brand:
CTEK - Corporate Logo
ES#:
4492945
Mfg#:
40-327
In Stock at Vendor
$604.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

GENIUS PRO 6V / 12V / 24V 25 Amp Battery Charger - NOCO

ES#4346391 - GENIUSPRO25 - GENIUS PRO 6V / 12V / 24V 25 Amp Battery Charger - NOCO - Similar to the G15000, just more powerful. With the greatest performance and functionality yet, it's a world-class battery charger to let professionals push the limits at incredible charging speeds. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Similar to the G15000, just more powerful. With the greatest performance and functionality yet, it's a world-class battery charger to let professionals push the limits at incredible charging speeds.

Brand:
NOCO - Corporate Logo
ES#:
4346391
Mfg#:
GENIUSPRO25
Ships in 8 Business Days
20% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$749.99

This product was last offered at the strikethrough price on
07-22-2026

$599.99 USD
Free Shipping
on orders $49 and up

Oil Pressure Switch - M12x1.5

ES#2873941 - 12617568480 - Oil Pressure Switch - M12x1.5 - Leaking or malfunctioning oil pressure switches can be disastrous - Febi - BMW
ECS Tuning recommends this product.

Leaking or malfunctioning oil pressure switches can be disastrous 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873941
Mfg#:
12617568480
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump

ES#26840 - 11727571589 - Secondary Air Pump - Common source of emissons related issues - Genuine BMW - BMW

Common source of emissons related issues

Brand:
Genuine BMW - Corporate Logo
ES#:
26840
Mfg#:
11727571589
Ships in 1 day
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$622.99

This product was last offered at the strikethrough price on
07-22-2026

$584.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Throttle Housing / Body

ES#34160 - 13547502444 - Throttle Housing / Body - Electronic throttle sensor and assembly - Genuine BMW - BMW

Electronic throttle sensor and assembly

Brand:
Genuine BMW - Corporate Logo
ES#:
34160
Mfg#:
13547502444
Ships in 3 Business Days
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$603.99

This product was last offered at the strikethrough price on
07-22-2026

$584.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cruise Control Clutch Lead

ES#160114 - 61116911072 - Cruise Control Clutch Lead - Cancels cruise control when clutch pedal is depressed - Genuine BMW - BMW

Cancels cruise control when clutch pedal is depressed For vehicles with manual transmission and cruise control with a production date up to 03/2001

Brand:
Genuine BMW - Corporate Logo
ES#:
160114
Mfg#:
61116911072
In Stock
$12.33 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Braille Batteries G30

ES#3617620 - G30 - Braille Batteries G30 - Less voltage drop during cranking - Braille - BMW

Less voltage drop during cranking

Brand:
Braille - Corporate Logo
ES#:
3617620
Mfg#:
G30
Ships on Aug 7, 2026
$522.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#2895697 - 12147518628kit - Camshaft Position Sensor - Exhaust side - Vemo - BMW

Exhaust side

Brand:
Vemo - Corporate Logo
ES#:
2895697
Mfg#:
12147518628KIT
In Stock at Vendor
$89.99

This product was last offered at the strikethrough price on
05-07-2026

$86.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Housing / Body

ES#3039836 - 13547502444 - Throttle Housing / Body - Electronic throttle sensor and assembly - VDO - BMW
ECS Tuning recommends this product.

Electronic throttle sensor and assembly We Price Match - Give Us A Call or Chat!

Brand:
VDO - Corporate Logo
ES#:
3039836
Mfg#:
13547502444
Special Order: No Guaranteed ETA
$520.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#263912 - 12141709616 - Crankshaft Position Sensor - Does not include O-ring - Meyle - BMW
ECS Tuning recommends this product.

Does not include O-ring 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
263912
Mfg#:
12141709616
Ships on Sep 29, 2026
Auto Notify
$46.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator - 120amp

ES#2539391 - 12317501599 - Alternator - 120amp - Brand new unit with no core charge. - Bosch - BMW

Brand new unit with no core charge. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles that came with a 120A Valeo alternator

Brand:
Bosch - Corporate Logo
ES#:
2539391
Mfg#:
12317501599
In Stock at Vendor
$526.99

This product was last offered at the strikethrough price on
05-07-2026

$511.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor

ES#2561360 - 12617508003 - Oil Level Sensor - Turn that oil level light off - URO - BMW

Turn that oil level light off 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2561360
Mfg#:
12617508003
Ships in 1 Business Day
$63.99 USD
Free Shipping
on orders $49 and up

2 Pin Connector

ES#4772590 - 12521427615 - 2 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the engine oil pressure switch. - ECS - BMW MINI

Includes connector housing with terminals and seals. Commonly used for the engine oil pressure switch. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772590
Mfg#:
12521427615
Ships in 1 Business Day
ON SALE! SAVE 25%
$7.99

This product was last offered at the strikethrough price on
06-13-2026

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Electrical Parts

With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.

Let us help you find the parts that fit your BMW

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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